LIST OF ILLUSTRATIONS 



HALF-VOL. VI 



COLOURED PLATES 

 NUTHATCHES (Sitta ccesia) FEEDING YOUNG. 



From a Drawing by A. Fairfax Muckley ................................... Frontispiece 



SWALLOWS AND MARTINS CHASING INSECTS. 



From a Drawing by A. Fairfax Muckley ................................................. 



FAMILY OF COMMON SQUIRRELS (Sciurus vulgaris). 



From a Drawing by Friedrich Specht .................................................... 



LIFE- HISTORY OF THE COMMON FROG (Rana temporaria). 



From a Drawing by A. Fairfax Muckley .................................................. 



370 



BLACK-AND-WHITE ILLUSTRATIONS 



Page 



PARACHUTING ANIMALS - - - 282 



African Fly ing- Squirrel (Anomalurus peli) 284 

 Australian Flying- Mouse (Acrobates pyg- 



mczus) 285 



Instantaneous Photographs of a Pigeon 



descending to the Ground (after Marey) 286 

 Fringed Gecko (Ptychozoon homalocepha- 



lum) 287 



Australian Flying-Spider (Attus volans) - 289 

 Young Spider spinning a "Gossamer" 



Thread (from Graber) - - - 290 



Pipistrelles ( Vesperugo pipistrellus} - - 293 



Skeleton of Bat 294 



Extinct Toothed Bird (Archceopteryx} (after 



Doderlein) 296 



Shoulder-girdles and Breastbone of Pigeon 298 



Wing-bones of Pigeon .... 298 



Structure of Pheasant's Wing - - - 300 



Diagram of Wing- Action (after Alix) - 302 

 Photographs of Phases in Flight (after 



Marey) 304 



A Falcon Swooping .... 306 

 Restoration of Paddle-tailed Pterosaur 



(Rhamporhynchus) (after Zittel) - - 308 



Cross-section of a Butterfly (from Graber)- 310 



Wasp flying in the Sun (after Marey) - 311 



Page 



Wings of Insects 313 



A Marine Worm (Myrianidd) dividing 



(after Milne Edwards) - - - - 318 

 Fission of a Proteus Animalcule (Amoeba) 



(after Schulze) 318 



Fission of Ciliated Animalcules (after 



Johnson and Biitschli) - - - - 319 

 Budding Animalcules (after R. Hertwig and 



Butschli) 320 



A Spore-forming Animalcule ( Colpoda) (after 



Rhumbler) 321 



GUENONS ( Cercopithecus sab<zus) RETREAT- 

 ING FROM A MAIZE-FIELD- - - 322 

 Conjugation of Slipper-Animalcule (Para- 



mcecium caudattim) (after Maupas) - 323 



Diagram of ditto 324 



Conjugation of Bell- Animalcule ( Vorticella} 



(after Wallengren) .... 325 

 Cup-Sponge (Polylophus) budding (after 



Schulze) 326 



Gemmule of Freshwater Sponge (Spongilla) 



(after Goette) 326 



Freshwater Polype (Hydra) budding - 327 

 Vegetative Propagation of Sea- Anemones - 327 

 Vegetative Propagation, &c., in Star- Fishes 



(after Haeckel and Sarasin) - - - 329 



